{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["cause effect", "instrument agency", "component whole", "message topic"], "input": "the kerala backwaters are a chain of brackish lagoons and lakes lying parallel to the arabian sea coast of kerala state in southern india ."}
{"cause effect": [], "instrument agency": [], "component whole": [], "message topic": []}